KKmoon Wireless Bluetooth 4.0 Over-the-head Headset Headphone Earphone Hands-free for Computer iPhone6 5S 5C 5 4S Samsung Galaxy S5 S4 S3 S2 Note 4 3 2 HTC One PSP Bluetooth 4.0 chipset delivers high-quality stereo audio wirelessly. High-quality Microphone with built-in CVC 6.0 echo cancellation and DSP noise reduction technology Supports full hands-free calls On ear controls allow you manage calls, play, pause, track and volume from the headset. High-grade rechargeable lithium polymer battery offers you more than 10 hours of talk time or music/music time and 180hours of standby time.